ARMY UFGS-03 01 32-2009 CONCRETE REHABILITATION FOR CIVIL WORKS《土建工程混凝土复原》.pdf

1、*USACE / NAVFAC / AFCESA / NASA UFGS-03 01 32 (November 2009)-Preparing Activity: USACE SupersedingUFGS-03 01 32 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONReferences are in agreement with UMRL dated October 2009*SECTION TABLE OF CONTENTSDIVISION 03 - CONCRETESECTION 03 01 32CONCRETE REHABILI

2、TATION FOR CIVIL WORKS11/09PART 1 GENERAL1.1 RELATED SECTIONS1.1.1 Formwork1.1.2 Reinforcing Steel1.1.3 Field-Molded Sealants1.1.4 Compression Seals1.1.5 Concrete1.1.6 Shotcrete1.1.7 Preplaced-Aggregate Concrete1.1.8 Precast Concrete1.1.9 Disposal of Waste Materials1.2 UNIT PRICES1.2.1 Concrete Remo

3、val1.2.1.1 Payment1.2.1.2 Measurement1.2.1.3 Unit of Measure1.2.2 Concrete Removal (Alternate)1.2.2.1 Payment1.2.2.2 Measurement1.2.2.3 Unit of Measure1.2.3 Drilling and Grouting Dowels and Anchors1.2.3.1 Payment1.2.3.2 Measurement1.2.3.3 Unit of Measure1.2.4 Dowels and Anchors1.2.5 Concrete1.2.5.1

4、Payment1.2.5.2 Measurement1.2.5.3 Unit of Measure1.2.6 Mortar1.2.6.1 Payment1.2.6.2 Measurement1.2.6.3 Unit of Measure1.2.7 Grout1.2.7.1 PaymentSECTION 03 01 32 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.2.7.2 Measurement1.2.7.3 Unit of

5、Measure1.2.8 Precast Concrete Units1.2.8.1 Payment1.2.8.2 Measurement1.2.8.3 Unit of Measure1.2.9 Overlays1.2.9.1 Payment1.2.9.2 Measurement1.2.9.3 Unit of Measure1.2.10 Crack Injection1.2.10.1 Payment1.2.10.2 Measurement1.2.10.3 Unit of Measure1.2.11 Crack or Joint Sealing1.2.12 Notch and Seal Crac

6、k Filling1.2.12.1 Payment1.2.12.2 Measurement1.2.12.3 Unit of Measure1.2.13 Mechanical Anchoring of Cracks1.2.13.1 Payment1.2.13.2 Unit of Measure1.2.14 Crack Stitching1.2.14.1 Payment1.2.14.2 Measurement1.2.14.3 Unit of Measure1.2.15 Drilling and Plugging Cracks1.2.15.1 Payment1.2.15.2 Measurement1

7、.2.15.3 Unit of Measure1.2.16 Gravity Crack Filling1.2.16.1 Payment1.2.16.2 Measurement1.2.16.3 Unit of Measure1.2.17 Measurement Procedures1.2.17.1 Concrete Removal1.2.17.2 Measurement of Vertical Concrete Removal1.2.17.3 Measurement of Horizontal Concrete Removal1.2.17.4 Measurements of Concrete1.

8、3 REFERENCES1.4 DEFINITIONS1.4.1 Concrete1.4.2 Mortar1.4.3 Grout1.4.4 Cement-Based Material1.4.5 Polymer-Modifier1.4.6 Polymer-Modified Material1.4.7 Epoxy Resin Binder1.4.8 Epoxy Concrete1.4.9 Epoxy Mortar1.4.10 Non-Pressure Epoxy Grout1.4.11 Epoxy Injection Adhesive1.4.12 Rapid-Hardening Repair Ma

9、terial1.4.13 Non-Structural Cracks1.4.14 Structural Cracks1.5 SYSTEM DESCRIPTION1.5.1 Design Requirements1.5.2 Repair Material Performance Requirements1.6 SUBMITTALSSECTION 03 01 32 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.7 QUALITY AS

10、SURANCE1.7.1 Qualifications1.7.1.1 Contractor Qualifications1.7.1.2 Worker Qualifications1.7.1.3 Blasting Personnel Qualifications1.7.1.4 Quality Control Personnel Qualifications1.7.2 Regulatory Requirements1.7.3 Pre-Construction Conference1.7.4 Repair Material Mixture Proportioning1.7.5 Test Report

11、s1.7.5.1 Epoxy Resin Binder1.7.5.2 Epoxy Resin Grout1.7.5.3 Cement-Based Concrete and Cement-Based Mortar1.7.5.4 Polymer-Modified Concrete and Polymer-Modified Mortar1.7.6 Field Samples1.7.6.1 Concrete Removal1.7.6.2 Joint and Crack Sealing1.7.6.3 Precast Unit Assembly Test1.7.6.4 Sample Repair Pane

12、ls1.8 DELIVERY, STORAGE, AND HANDLING1.8.1 Packing, Shipping, Handling, and Unloading1.8.2 Epoxy-Resin Materials1.8.3 Polymer Materials1.8.4 Chemical Admixtures1.8.5 Waste Management and Disposal1.9 PROJECT/SITE CONDITIONS1.9.1 Environmental Requirements1.9.2 Existing Conditions1.9.2.1 Concrete Test

13、 Data1.9.2.2 Concrete Core(s)1.9.2.3 Embedded Materials1.10 SEQUENCING AND SCHEDULINGPART 2 PRODUCTS2.1 MATERIALS2.1.1 Cement-Based Materials2.1.1.1 Rapid-Hardening Repair Material2.1.1.2 Ultra-fine Cement2.1.2 Admixtures2.1.3 Aggregate2.1.4 Water2.1.5 Fiber Reinforcement2.1.6 Polymer Materials2.1.6

14、.1 Polymer Modifier for Concrete or Mortar2.1.6.2 Polyurethane Injection Adhesive2.1.6.3 Polyester Resin Grout2.1.6.4 Latex Bonding Compound2.1.6.5 High Molecular Weight Methacrylate (HMWM) Sealer2.1.7 Epoxy Resin Materials2.1.7.1 Epoxy Resin Binder for Concrete and Mortar2.1.7.2 Non-Pressure Epoxy

15、Grout2.1.7.3 Epoxy Injection Adhesive2.1.7.4 Crack Surface Sealer for Injection Grouting2.1.7.5 Epoxy Bonding Agent2.1.8 Bond Breaker2.1.9 Field-Molded Sealants and Primer2.1.10 High-Strength Steel Bars2.1.11 Compression Seals and LubricantSECTION 03 01 32 Page 3Provided by IHSNot for ResaleNo repro

16、duction or networking permitted without license from IHS-,-,-2.1.12 Epoxy-Coated Steel Bars2.1.13 Anchors2.1.14 Dowels2.1.15 Anchor Head2.1.16 Mechanical Anchors2.2 EQUIPMENT2.2.1 Cement-Based Concrete Mixing Equipment2.2.2 Polymer-Modified Concrete Mixing Equipment2.2.3 Epoxy Mixing Equipment2.2.4

17、Grout Mixing Equipment2.2.5 Joint and Crack Cleaning and Sealing Equipment2.2.6 Drilling Equipment2.2.7 Vehicle-Mounted Breakers2.2.8 Hand-Held Breaker2.2.9 Hydromilling Equipment2.2.10 Rotary Milling Equipment2.2.10.1 Horizontal Surfaces2.2.10.2 Vertical Surfaces2.3 ACCESSORIES2.3.1 Stitching stapl

18、es2.3.2 Neoprene Bearing Pads for Precast Units2.3.3 Plastic Shims2.3.4 Expansion Joint Filler Strips, Premolded2.4 MIXTURE PROPORTIONING2.4.1 Cement-Based Concrete2.4.2 Fiber-Reinforced Concrete2.4.3 Dry-Pack Mortar2.4.4 Polymer-Modified Mortar2.4.5 Polymer-Modified Concrete2.4.6 Precast Concrete U

19、nits2.4.7 Cement-Based Grout2.4.8 Ultra-fine Cement GroutPART 3 EXECUTION3.1 PROTECTION3.1.1 Protection of Existing Features3.1.2 Protection of Personnel3.2 REMOVAL OF EXISTING CONCRETE3.2.1 General3.2.1.1 Determination of Removal Limits3.2.1.2 Perimeter Saw Cut3.2.1.3 Preliminary Surface Cleaning3.

20、2.1.4 Reinforcing Steel3.2.1.5 Shallow Repairs3.2.2 Cutting3.2.2.1 General3.2.2.2 Abrasive-Water-Jet Cutting3.2.2.3 Diamond-Blade Cutting3.2.2.4 Diamond-Wire Cutting3.2.2.5 Stitch Drilling3.2.3 Impacting3.2.3.1 Vehicle-Mounted Breaker3.2.3.2 Hand-Held Breaker3.2.4 Milling3.2.4.1 Hydromilling3.2.4.2

21、Rotary Head Milling3.2.5 Presplitting3.2.5.1 Expansive AgentsSECTION 03 01 32 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.2.5.2 Mechanical Presplitting3.2.6 Controlled Blasting3.2.6.1 General3.2.6.2 Safety3.2.6.3 Procedure3.2.6.4 Preblast

22、ing and Postblasting Inspections3.2.6.5 Vibration Monitoring3.3 ANCHORING AND REINFORCING3.3.1 Drilling and Grouting Dowels and Anchors3.3.2 Drilling and Installing Mechanical Anchors3.3.3 Installating Reinforcement3.4 MIXING MATERIALS3.5 SURFACE PREPARATION3.5.1 General3.5.2 Cleaning3.5.3 Waste Wat

23、er Disposal3.6 SURFACE REPAIRS3.6.1 Epoxy Mortar3.6.2 Epoxy Concrete3.6.3 Polymer-Modified Mortar or Concrete3.6.3.1 Horizontal Surfaces3.6.3.2 Vertical Surfaces3.6.4 Dry-Pack Mortar3.6.5 Cement-Based Mortar or Concrete3.6.6 Spalls at Joints and Cracks3.6.7 Rapid-Hardening Repair Material3.7 CRACK R

24、EPAIR3.7.1 Routing and Sealing3.7.1.1 Preparation3.7.1.2 Rate of Progress3.7.1.3 Time of Application3.7.1.4 Sealing3.7.1.5 Preformed Compression Seals3.7.2 Filling Cracks with Grout or Mortar3.7.2.1 Preparation3.7.2.2 Epoxy Grout3.7.2.3 Dry-Pack Mortar3.7.2.4 Curing3.7.3 Gravity Crack Filling3.7.3.1

25、 Surface Preparation3.7.3.2 Applying Sealer3.7.4 Drilling and Plugging Cracks3.7.5 Injection Grouting Cracks3.7.5.1 Preparation3.7.5.2 Injection3.7.6 Crack Repair with Additional Reinforcement3.7.6.1 Stitching3.7.6.2 Conventional Reinforcement3.7.6.3 Internal Prestressing Reinforcement3.7.6.4 Extern

26、al Stressing3.8 CLEANING AND RESEALING JOINTS3.8.1 Preparation of Joints3.8.1.1 Existing Sealant Removal3.8.1.2 Sandblasting and Waterjetting3.8.1.3 Rate of Progress of Joint Preparation3.8.2 Installation of Sealant3.8.2.1 Time of Application3.8.2.2 Back-Up Material and Bond Breaker3.8.2.3 Sealing J

27、ointsSECTION 03 01 32 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.8.3 Installation of Preformed Compression Seals3.9 OVERLAYS3.9.1 Cement-Based Concrete Overlay3.9.2 Polymer-Modified Concrete Overlay3.9.3 Joints3.10 REFACING VERTICAL SURF

28、ACES3.10.1 Cement-Based Concrete3.10.2 Preplaced-Aggregate Concrete3.10.3 Precast Concrete Units3.10.3.1 Erection of Precast Units3.10.3.2 Temporary Unit Supports3.10.3.3 Neoprene Bearing Pads and Joint Filler Material3.10.3.4 Placement of Infill Concrete3.10.4 Shotcrete3.11 TESTS AND INSPECTIONS3.1

29、1.1 General3.11.2 Preparations for Placing3.11.3 Grouted Dowels and Anchors3.11.4 Epoxy Mortar3.11.4.1 Sampling3.11.4.2 Testing3.11.4.3 Inspection3.11.5 Cement-Based or Polymer-Modified Concrete and Mortar3.11.5.1 Air Content3.11.5.2 Slump3.11.5.3 Consolidation and Protection3.11.5.4 Compression Tes

30、ts3.11.5.5 Curing3.11.6 Aggregates3.11.7 Action Required3.11.7.1 Placing3.11.7.2 Grouted Anchors and Dowels3.11.7.3 Air Content3.11.7.4 Slump3.11.7.5 Curing3.11.8 Final Inspection3.11.9 Reports3.11.10 Manufacturer Field Service3.12 CLEAN UP3.13 DUST CONTROL3.14 PROTECTION PRIOR TO ACCEPTANCE- End of

31、 Section Table of Contents -SECTION 03 01 32 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-03 01 32 (November 2009)-Preparing Activity: USACE SupersedingUFGS-03 01 32 (April 2006)UNIFIED FACILITIES GUIDE S

32、PECIFICATIONReferences are in agreement with UMRL dated October 2009*SECTION 03 01 32CONCRETE REHABILITATION FOR CIVIL WORKS11/09*NOTE: This guide specification covers the requirements for rehabilitation of concrete for Civil Works type structures.Edit this guide specification for project specific r

33、equirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective project, whether or not brackets are present.Comments and suggestions on this guide specification are we

34、lcome and should be directed to the technical proponent of the specification. A listing of technical proponents, including their organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).This guide specifica

35、tion includes tailoring options for controlled blasting, crack repair, joint resealing, use of precast concrete, overlay, and refacing. Selection or deselection of a tailoring option will include or exclude that option in the section, but editing the resulting section to fit the project is still req

36、uired.*PART 1 GENERAL*NOTE: This guide specification was prepared to be compatible with the guidance given in EM 1110-2-2000, EM 1110-2-2002, ACI 224.1R, UFC 3-270-03 and UFC 3-270-04.The following information should be shown on the SECTION 03 01 32 Page 7Provided by IHSNot for ResaleNo reproduction

37、 or networking permitted without license from IHS-,-,-project drawings:1. Location and extent of spalled, cracked or damaged concrete to be repaired with epoxy;2. Location and extent of cracked concrete or saw kerfs to be filled with epoxy mortar;3. Location of dowels to be installed and cracks to b

38、e repaired with non-pressure grout; and4. Location and sizes of cracks to be filled by pressure grouting.*1.1 RELATED SECTIONS1.1.1 FormworkFormwork shall conform to the requirements of Section 03 11 13.00 10 STRUCTURAL CONCRETE FORMWORK. Do not use form oil with epoxy or polymer-modified repair mat

39、erials.1.1.2 Reinforcing SteelReinforcing Steel shall conform to the requirements of Section 03 20 02 STEEL BARS AND WELDED WIRE FABRIC FOR CONCRETE REINFORCEMENT FOR CIVIL WORKS.1.1.3 Field-Molded SealantsField-molded sealants shall conform to the requirements of Section 03 15 14.00 10 EXPANSION, C

40、ONTRACTION AND CONSTRUCTION JOINTS IN CONCRETE FOR CIVIL WORKS.1.1.4 Compression SealsCompression seals shall conform to the requirements of Section 03 15 14.00 10 EXPANSION, CONTRACTION AND CONSTRUCTION JOINTS IN CONCRETE FOR CIVIL WORKS.1.1.5 ConcreteUnless otherwise specified, concrete shall conf

41、orm to the requirements of Section 03 31 00.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE 03 31 01.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE FOR CIVIL WORKS Section 03 30 53 MISCELLANEOUS CAST-IN-PLACE CONCRETE.1.1.6 ShotcreteShotcrete shall conform to the requirements of Section 03 37 13 SHOTCRETE.1.1.7 Pr

42、eplaced-Aggregate ConcretePreplaced-aggregate concrete shall conform to the requirements of Section 03 37 00 PREPLACED-AGGREGATE CONCRETE.SECTION 03 01 32 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.8 Precast ConcretePrecast concrete sh

43、all conform to the requirements of Section 03 45 33 PRECAST PRESTRESSED STRUCTURAL CONCRETE.1.1.9 Disposal of Waste MaterialsDispose waste materials in accordance with the requirements of Section 01 74 19 CONSTRUCTION AND DEMOLITION WASTE MANAGEMENT. Dispose of waste water in accordance with 01 57 2

44、0.00 10 ENVIRONMENTAL PROTECTION.1.2 UNIT PRICES*NOTE: If Section 01 22 00.00 10 MEASUREMENT AND PAYMENT is included in the project specifications, this paragraph title (UNIT PRICES) should be deleted from this section and the remaining appropriately edited subparagraphs below should be inserted int

45、o Section 01 22 00.00 10. For additional guidance on payment items, see International Concrete Repair Institute Guidelines No. 03735 “Guide for Methods of Measurement and Contract Types for Concrete Repair Work“.For small projects where other relevant guide specifications are not included in the project specification, insert applicable measurement and payment paragraphs either here or in Section 01 22 00.00 10.*